D 40mm x 10mm Hole 10mm N35 New Strong Rare Earth Craft Neo Neodymium Ring Magnets Nickel Coated

• Dimensions: 40mm dia. x 10mm thick x 10mm hole
• Magnetic Face: 40 mmdiameter
• Magnets Type; Neodymium
• Material: NdFeB,
• Rang: N35
• Plating /Coating: Ni-Cu-Ni (Nikkel)
• Magnetization Direction: axiaal(Poles on Flat Ends)
• Gewicht: 0.125g
• Hole type: single hole/double hole
• Max Operating Temp: 176ºF (80ºC)
• Quantity: 1 pcs
• Ages:7+ leeftijden, both for kids and adults

These sturdy rings are quite useful. They are very strong and can easily be bolted to a wall for hanging heavy objects or holding tools in place.  Wrap a little duct-tape around them and drag them along the ground, or even through the sand to retrieve metal objects.